/* CoralCube | Massively Multiplayer Online Role-Playing Game(MMORPG) Emulator.
|* 
|* Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
|*               2008-2010 TrinityCore <http://www.trinitycore.org/>
|*               2008-2010 CoralCube <http://www.CoralCube.com/>
|*
|* This program is free software. You can redistribute it and/or modify it under the terms of 
|* the GNU General Public License as published by the Free Software Foundation, either 
|* version 2 of the License.
|*
|* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY, 
|* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
|* See the GNU General Public License for more details.
|*
|* You should have received a copy of the GNU General Public License along with this program. 
|* If not, see <http://www.gnu.org/licenses/>.
|*/

#ifndef _REALMLIST_H
#define _REALMLIST_H

#include <ace/Singleton.h>
#include <ace/Null_Mutex.h>
#include "Common.h"

/// Storage object for a realm
struct Realm
{
    std::string address;
    std::string name;
    uint8 icon;
    uint8 color;
    uint8 timezone;
    uint32 m_ID;
    AccountTypes allowedSecurityLevel;
    float populationLevel;
    uint32 gamebuild;
};

/// Storage object for the list of realms on the server
class RealmList
{
public:
    // Null_Mutex is safe because the singleton initialized before the acceptor initialized(another place where the singleton called)
    static RealmList* instance() { return ACE_Singleton<RealmList, ACE_Null_Mutex>::instance(); }

    typedef std::map<std::string, Realm> RealmMap;

    RealmList();
    ~RealmList() { }

    void Initialize(uint32 updateInterval);

    void UpdateIfNeed();

    void AddRealm(Realm NewRealm) { m_realms[NewRealm.name] = NewRealm; }

    RealmMap::const_iterator begin() const { return m_realms.begin(); }
    RealmMap::const_iterator end() const { return m_realms.end(); }
    uint32 size() const { return m_realms.size(); }
private:
    void UpdateRealms(bool init);
    void UpdateRealm(uint32 ID, const std::string &name, const std::string &address, uint32 port, uint8 icon, uint8 color, uint8 timezone, AccountTypes allowedSecurityLevel, float popu, uint32 build);

    RealmMap m_realms;                                  ///< Internal map of realms
    uint32   m_UpdateInterval;
    time_t   m_NextUpdateTime;
};

#define sRealmList RealmList::instance()

#endif
